authenticationschemeform.java

这是linux下ssl vpn的实现程序

/*
 *  SSL-Explorer
 *
 *  Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version 2 of
 *  the License, or (at your option) any later version.
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public
 *  License along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
			
package com.sslexplorer.security.forms;

import java.util.Iterator;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts.Globals;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;

import com.sslexplorer.boot.PropertyList;
import com.sslexplorer.input.MultiSelectSelectionModel;
import com.sslexplorer.policyframework.PolicyConstants;
import com.sslexplorer.policyframework.Resource;
import com.sslexplorer.policyframework.forms.AbstractResourceForm;
import com.sslexplorer.security.AuthenticationModuleDefinition;
import com.sslexplorer.security.AuthenticationModuleManager;
import com.sslexplorer.security.AuthenticationSchemeSequence;
import com.sslexplorer.security.User;


/**
 * Implementation of a {@link com.sslexplorer.policyframework.forms.AbstractResourceForm}
 * that allows an administrator to edit an <i>Authentication Scheme</i>.
 * 
 * @author Brett Smith <a href="mailto:[e-mail]">&lt;[e-mail]&gt;</a>
 * @version $Revision: 1.9 $
 * @see com.sslexplorer.security.AuthenticationScheme
 */
public class AuthenticationSchemeForm extends AbstractResourceForm {
    
    // Protected instnace variables
    
    protected String selectedTab;
    protected MultiSelectSelectionModel moduleModel;
    protected PropertyList selectedModules;

    /* (non-Javadoc)
     * @see org.apache.struts.action.ActionForm#validate(org.apache.struts.action.ActionMapping, javax.servlet.http.HttpServletRequest)
     */
    public ActionErrors validate(ActionMapping mapping, HttpServletRequest request) {
        ActionErrors errs = super.validate(mapping, request);
        if(isCommiting()) {
            PropertyList l = getSelectedModulesList();
            if(l.size() < 1) {
                errs.add(Globals.ERROR_KEY, new ActionMessage("editAuthenticationScheme.error.noModulesSelected"));
            } 
            else {
                AuthenticationModuleDefinition def =
                    AuthenticationModuleManager.getInstance().getModuleDefinition(l.get(0).toString());
                if(!def.getPrimary()) {
                    errs.add(Globals.ERROR_KEY, new ActionMessage("editAuthenticationScheme.error.firstModuleNotPrimary"));                
                }
            }
        }
        return errs;
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.policyframework.forms.AbstractResourceForm#applyToResource()
     */
    public void applyToResource() throws Exception {     
        AuthenticationSchemeSequence seq = (AuthenticationSchemeSequence)getResource();
        seq.clearModules();
        for(Iterator i = getSelectedModulesList().iterator(); i.hasNext(); ) {
            seq.addModule((String)i.next());
        }
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.tabs.TabModel#getTabCount()
     */
    public int getTabCount() {
        return 3;
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.tabs.TabModel#getTabName(int)
     */
    public String getTabName(int idx) {
        switch (idx) {
            case 0:
                return "details";
            case 1:
                return "modules";
            default:
                return "policies";
        }
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sslexplorer.tabs.TabModel#getSelectedTab()
     */
    public String getSelectedTab() {
        return selectedTab;
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sslexplorer.tabs.TabModel#setSelectedTab(java.lang.String)
     */
    public void setSelectedTab(String selectedTab) {
        this.selectedTab = selectedTab;
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.tabs.TabModel#getTabTitle(int)
     */
    public String getTabTitle(int i) {
        return null;
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.policyframework.forms.AbstractResourceForm#getResourceByName(java.lang.String)
     */
    public Resource getResourceByName(String resourceName) throws Exception {
        return PolicyConstants.AUTHENTICATION_SCHEMES_RESOURCE_TYPE.getResourceByName(resourceName);
    }

    /**
     * Get the module model
     * 
     * @return the module model.
     */
    public MultiSelectSelectionModel getModuleModel() {
        return moduleModel;
    }

    /**
     * Set the module model
     * 
     * @param moduleModel model to set.
     */
    public void setModuleModel(MultiSelectSelectionModel moduleModel) {
        this.moduleModel = moduleModel;
    }
    
    /**
     * Get the selected modules as a list
     * 
     * @return selected modules list
     */
    public PropertyList getSelectedModulesList() {
        return selectedModules;
    }

    /**
     * Get the selected modules as a string suitable for the multi select components
     * 
     * @return selected modules as string
     */
    public String getSelectedModules() {
        return selectedModules.getAsTextFieldText();
    }

    /**
     * Set the selected modules as a string from the multi select components
     * 
     * @param selectedModules selected modules as string
     */
    public void setSelectedModules(String selectedModules) {
        this.selectedModules.setAsTextFieldText(selectedModules);
    }

    /**
     * Set the selected modules list
     * 
     * @param selectedModules selected modules list
     */
    public void setSelectedModulesList(PropertyList selectedModules) {
        this.selectedModules = selectedModules;        
    }

    /* (non-Javadoc)
     * @see com.sslexplorer.tabs.TabModel#getTabBundle(int)
     */
    public String getTabBundle(int idx) {
        return null;
    }

    public void initialise(User user, Resource resource, boolean editing, MultiSelectSelectionModel policyModel, PropertyList selectedPolicies, User owner) throws Exception {
        super.initialise(user, resource, editing, policyModel, selectedPolicies, owner);
    }
}